Home / 6,143.26-9,214.90-4,194.40

Finding the Fourth Proportional to 6,143.26, 9,214.90 and 4,194.40

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Solution

The fourth proportional to 6,143.26, 9,214.90 and 4,194.40 is: 6,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.26 : 9,214.90 = 4,194.40 : x
  2. Step 2: Convert to fraction form
    6,143.26/9,214.90 = 4,194.40/x
  3. Step 3: Cross multiply
    6,143.26x = 9,214.90 × 4,194.40
  4. Step 4: Simplify right side
    6,143.26x = 38,650,976.56
  5. Step 5: Solve for x
    x = 38,650,976.56/6,143.26
  6. Step 6: Final answer
    x = 6,291.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.